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Discovered:
- June 5, 2005
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Updated:
- February 13, 2007 12:39:49 PM
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Also Known As:
- Win32.Mytob.FA [Computer Assoc, Net-Worm.Win32.Mytob.t [Kasper, W32/Mytob.bs@MM [McAfee], W32/Mytob-Fam [Sophos], WORM_MYTOB.DE [Trend Micro]
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Type:
- Worm
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Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP
W32.Mytob.DH@mm is a mass-mailing worm that uses its own SMTP engine to send an email to addresses that it gathers from the compromised computer.
The worm spreads by exploiting the Microsoft Windows Local Security Authority Service Remote Buffer Overflow (described in
Microsoft Security Bulletin MS04-011) and the Microsoft Windows DCOM RPC Interface Buffer Overrun Vulnerability (described in
Microsoft Security Bulletin MS03-026).
Antivirus Protection Dates
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Initial Rapid Release version June 5, 2005
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Latest Rapid Release version August 20, 2008 revision 017
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Initial Daily Certified version June 5, 2005
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Latest Daily Certified version August 20, 2008 revision 016
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Initial Weekly Certified release date June 5, 2005
Click for a more detailed description of Rapid Release and Daily Certified virus definitions.
Threat Assessment
Wild
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Wild Level: Low
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Number of Infections: 0 - 49
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Number of Sites: 0 - 2
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Geographical Distribution: Low
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Threat Containment: Easy
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Removal: Moderate
Writeup By: Fergal Ladley
